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FR3105788B1 - METHOD FOR PREPARING PARTICLES COATED WITH SILICON OXIDE BY FLAME PROJECTION PYROLYSIS - Google Patents

METHOD FOR PREPARING PARTICLES COATED WITH SILICON OXIDE BY FLAME PROJECTION PYROLYSIS Download PDF

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Publication number
FR3105788B1
FR3105788B1 FR1915679A FR1915679A FR3105788B1 FR 3105788 B1 FR3105788 B1 FR 3105788B1 FR 1915679 A FR1915679 A FR 1915679A FR 1915679 A FR1915679 A FR 1915679A FR 3105788 B1 FR3105788 B1 FR 3105788B1
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FR
France
Prior art keywords
silicon oxide
pyrolysis
oxide
particles coated
particles
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Active
Application number
FR1915679A
Other languages
French (fr)
Other versions
FR3105788A1 (en
Inventor
Valerie Jeanne-Rose
Henri Samain
Yiannis Deligiannakis
Maria Louloudi
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
LOreal SA
Original Assignee
LOreal SA
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Priority to FR1915679A priority Critical patent/FR3105788B1/en
Application filed by LOreal SA filed Critical LOreal SA
Priority to CN202080090054.5A priority patent/CN114901593A/en
Priority to JP2022539238A priority patent/JP7564214B2/en
Priority to US17/789,496 priority patent/US20230035202A1/en
Priority to PCT/EP2020/087874 priority patent/WO2021130370A1/en
Priority to EP20839336.3A priority patent/EP4081482A1/en
Priority to KR1020227021581A priority patent/KR20220106796A/en
Priority to BR112022012664A priority patent/BR112022012664A2/en
Publication of FR3105788A1 publication Critical patent/FR3105788A1/en
Application granted granted Critical
Publication of FR3105788B1 publication Critical patent/FR3105788B1/en
Active legal-status Critical Current
Anticipated expiration legal-status Critical

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Classifications

    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G9/00—Compounds of zinc
    • C01G9/02—Oxides; Hydroxides
    • C01G9/03—Processes of production using dry methods, e.g. vapour phase processes
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/02—Cosmetics or similar toiletry preparations characterised by special physical form
    • A61K8/0241—Containing particulates characterized by their shape and/or structure
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/25—Silicon; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/27—Zinc; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K8/00—Cosmetics or similar toiletry preparations
    • A61K8/18—Cosmetics or similar toiletry preparations characterised by the composition
    • A61K8/19—Cosmetics or similar toiletry preparations characterised by the composition containing inorganic ingredients
    • A61K8/29—Titanium; Compounds thereof
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61Q—SPECIFIC USE OF COSMETICS OR SIMILAR TOILETRY PREPARATIONS
    • A61Q17/00—Barrier preparations; Preparations brought into direct contact with the skin for affording protection against external influences, e.g. sunlight, X-rays or other harmful rays, corrosive materials, bacteria or insect stings
    • A61Q17/04—Topical preparations for affording protection against sunlight or other radiation; Topical sun tanning preparations
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01B—NON-METALLIC ELEMENTS; COMPOUNDS THEREOF; METALLOIDS OR COMPOUNDS THEREOF NOT COVERED BY SUBCLASS C01C
    • C01B13/00—Oxygen; Ozone; Oxides or hydroxides in general
    • C01B13/14—Methods for preparing oxides or hydroxides in general
    • C01B13/34—Methods for preparing oxides or hydroxides in general by oxidation or hydrolysis of sprayed or atomised solutions
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01F—COMPOUNDS OF THE METALS BERYLLIUM, MAGNESIUM, ALUMINIUM, CALCIUM, STRONTIUM, BARIUM, RADIUM, THORIUM, OR OF THE RARE-EARTH METALS
    • C01F5/00—Compounds of magnesium
    • C01F5/02—Magnesia
    • C01F5/06—Magnesia by thermal decomposition of magnesium compounds
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G23/00—Compounds of titanium
    • C01G23/04—Oxides; Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01G—COMPOUNDS CONTAINING METALS NOT COVERED BY SUBCLASSES C01D OR C01F
    • C01G9/00—Compounds of zinc
    • C01G9/02—Oxides; Hydroxides
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/04—Compounds of zinc
    • C09C1/043—Zinc oxide
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C09C1/30—Silicic acid
    • C09C1/3045—Treatment with inorganic compounds
    • C09C1/3054—Coating
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/28—Compounds of silicon
    • C09C1/30—Silicic acid
    • C09C1/3063—Treatment with low-molecular organic compounds
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C1/00—Treatment of specific inorganic materials other than fibrous fillers; Preparation of carbon black
    • C09C1/36—Compounds of titanium
    • C09C1/3607—Titanium dioxide
    • C09C1/3653—Treatment with inorganic compounds
    • C09C1/3661—Coating
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09C—TREATMENT OF INORGANIC MATERIALS, OTHER THAN FIBROUS FILLERS, TO ENHANCE THEIR PIGMENTING OR FILLING PROPERTIES ; PREPARATION OF CARBON BLACK  ; PREPARATION OF INORGANIC MATERIALS WHICH ARE NO SINGLE CHEMICAL COMPOUNDS AND WHICH ARE MAINLY USED AS PIGMENTS OR FILLERS
    • C09C3/00—Treatment in general of inorganic materials, other than fibrous fillers, to enhance their pigmenting or filling properties
    • C09C3/04—Physical treatment, e.g. grinding, treatment with ultrasonic vibrations
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D5/00—Coating compositions, e.g. paints, varnishes or lacquers, characterised by their physical nature or the effects produced; Filling pastes
    • C09D5/32—Radiation-absorbing paints
    • C—CHEMISTRY; METALLURGY
    • C09—DYES; PAINTS; POLISHES; NATURAL RESINS; ADHESIVES; COMPOSITIONS NOT OTHERWISE PROVIDED FOR; APPLICATIONS OF MATERIALS NOT OTHERWISE PROVIDED FOR
    • C09D—COATING COMPOSITIONS, e.g. PAINTS, VARNISHES OR LACQUERS; FILLING PASTES; CHEMICAL PAINT OR INK REMOVERS; INKS; CORRECTING FLUIDS; WOODSTAINS; PASTES OR SOLIDS FOR COLOURING OR PRINTING; USE OF MATERIALS THEREFOR
    • C09D7/00—Features of coating compositions, not provided for in group C09D5/00; Processes for incorporating ingredients in coating compositions
    • C09D7/40—Additives
    • C09D7/60—Additives non-macromolecular
    • C09D7/61—Additives non-macromolecular inorganic
    • C09D7/62—Additives non-macromolecular inorganic modified by treatment with other compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/60—Particulates further characterized by their structure or composition
    • A61K2800/61—Surface treated
    • A61K2800/62—Coated
    • A61K2800/621—Coated by inorganic compounds
    • A—HUMAN NECESSITIES
    • A61—MEDICAL OR VETERINARY SCIENCE; HYGIENE
    • A61K—PREPARATIONS FOR MEDICAL, DENTAL OR TOILETRY PURPOSES
    • A61K2800/00—Properties of cosmetic compositions or active ingredients thereof or formulation aids used therein and process related aspects
    • A61K2800/40—Chemical, physico-chemical or functional or structural properties of particular ingredients
    • A61K2800/60—Particulates further characterized by their structure or composition
    • A61K2800/65—Characterized by the composition of the particulate/core
    • A61K2800/651—The particulate/core comprising inorganic material
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/01—Particle morphology depicted by an image
    • C01P2004/04—Particle morphology depicted by an image obtained by TEM, STEM, STM or AFM
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/62—Submicrometer sized, i.e. from 0.1-1 micrometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/60—Particles characterised by their size
    • C01P2004/64—Nanometer sized, i.e. from 1-100 nanometer
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2004/00—Particle morphology
    • C01P2004/80—Particles consisting of a mixture of two or more inorganic phases
    • C01P2004/82—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases
    • C01P2004/84—Particles consisting of a mixture of two or more inorganic phases two phases having the same anion, e.g. both oxidic phases one phase coated with the other
    • C—CHEMISTRY; METALLURGY
    • C01—INORGANIC CHEMISTRY
    • C01P—INDEXING SCHEME RELATING TO STRUCTURAL AND PHYSICAL ASPECTS OF SOLID INORGANIC COMPOUNDS
    • C01P2006/00—Physical properties of inorganic compounds
    • C01P2006/12—Surface area
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K3/00—Use of inorganic substances as compounding ingredients
    • C08K3/18—Oxygen-containing compounds, e.g. metal carbonyls
    • C08K3/20—Oxides; Hydroxides
    • C08K3/22—Oxides; Hydroxides of metals
    • C08K2003/2296—Oxides; Hydroxides of metals of zinc
    • C—CHEMISTRY; METALLURGY
    • C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
    • C08K—Use of inorganic or non-macromolecular organic substances as compounding ingredients
    • C08K9/00—Use of pretreated ingredients
    • C08K9/02—Ingredients treated with inorganic substances

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  • Chemical & Material Sciences (AREA)
  • Life Sciences & Earth Sciences (AREA)
  • Organic Chemistry (AREA)
  • Health & Medical Sciences (AREA)
  • Inorganic Chemistry (AREA)
  • Public Health (AREA)
  • Veterinary Medicine (AREA)
  • Animal Behavior & Ethology (AREA)
  • General Health & Medical Sciences (AREA)
  • Birds (AREA)
  • Epidemiology (AREA)
  • Geology (AREA)
  • Wood Science & Technology (AREA)
  • Materials Engineering (AREA)
  • Engineering & Computer Science (AREA)
  • Environmental & Geological Engineering (AREA)
  • General Life Sciences & Earth Sciences (AREA)
  • Dermatology (AREA)
  • Thermal Sciences (AREA)
  • Physics & Mathematics (AREA)
  • Cosmetics (AREA)
  • Oxygen, Ozone, And Oxides In General (AREA)
  • Silicon Compounds (AREA)
  • Inorganic Compounds Of Heavy Metals (AREA)
  • Compounds Of Alkaline-Earth Elements, Aluminum Or Rare-Earth Metals (AREA)
  • Pigments, Carbon Blacks, Or Wood Stains (AREA)
  • Paints Or Removers (AREA)

Abstract

La présente invention concerne un procédé de préparation de particules d’oxyde, notamment d’oxyde métallique, enrobées d’oxyde de silicium au moyen de la technologie de pyrolyse par projection de flamme, des particules d’oxyde, notamment d’oxyde métallique, enrobées d’oxyde de silicium, et une composition comprenant lesdites particules. La présente invention concerne également les particules d’oxyde, notamment d’oxyde métallique, enrobées d’oxyde de silicium particulières issues d’un tel procédé, les compositions comprenant de telles particules ainsi que leurs utilisations. Figure pour l’abrégé : figure 1The present invention relates to a process for preparing oxide particles, in particular metal oxide, coated with silicon oxide by means of flame projection pyrolysis technology, oxide particles, in particular metal oxide, coated with silicon oxide, and a composition comprising said particles. The present invention also relates to the oxide particles, in particular metal oxide, coated with particular silicon oxide resulting from such a process, the compositions comprising such particles as well as their uses. Figure for abstract: figure 1

FR1915679A 2019-12-27 2019-12-27 METHOD FOR PREPARING PARTICLES COATED WITH SILICON OXIDE BY FLAME PROJECTION PYROLYSIS Active FR3105788B1 (en)

Priority Applications (8)

Application Number Priority Date Filing Date Title
FR1915679A FR3105788B1 (en) 2019-12-27 2019-12-27 METHOD FOR PREPARING PARTICLES COATED WITH SILICON OXIDE BY FLAME PROJECTION PYROLYSIS
JP2022539238A JP7564214B2 (en) 2019-12-27 2020-12-24 Process for preparing silicon oxide coated particles by flame spray pyrolysis
US17/789,496 US20230035202A1 (en) 2019-12-27 2020-12-24 Process for preparing particles coated with silicon oxide by flame spray pyrolysis
PCT/EP2020/087874 WO2021130370A1 (en) 2019-12-27 2020-12-24 Process for preparing particles coated with silicon oxide by flame spray pyrolysis
CN202080090054.5A CN114901593A (en) 2019-12-27 2020-12-24 Method for producing silicon oxide-coated particles by flame spray pyrolysis
EP20839336.3A EP4081482A1 (en) 2019-12-27 2020-12-24 Process for preparing particles coated with silicon oxide by flame spray pyrolysis
KR1020227021581A KR20220106796A (en) 2019-12-27 2020-12-24 Method of Making Silicon Oxide Coated Particles by Flame Spray Pyrolysis
BR112022012664A BR112022012664A2 (en) 2019-12-27 2020-12-24 PROCESS FOR PREPARING SILICON OXIDE COATED PARTICLES BY FLAME SPRAYING PYROLYSIS

Applications Claiming Priority (2)

Application Number Priority Date Filing Date Title
FR1915679 2019-12-27
FR1915679A FR3105788B1 (en) 2019-12-27 2019-12-27 METHOD FOR PREPARING PARTICLES COATED WITH SILICON OXIDE BY FLAME PROJECTION PYROLYSIS

Publications (2)

Publication Number Publication Date
FR3105788A1 FR3105788A1 (en) 2021-07-02
FR3105788B1 true FR3105788B1 (en) 2024-07-12

Family

ID=69903598

Family Applications (1)

Application Number Title Priority Date Filing Date
FR1915679A Active FR3105788B1 (en) 2019-12-27 2019-12-27 METHOD FOR PREPARING PARTICLES COATED WITH SILICON OXIDE BY FLAME PROJECTION PYROLYSIS

Country Status (8)

Country Link
US (1) US20230035202A1 (en)
EP (1) EP4081482A1 (en)
JP (1) JP7564214B2 (en)
KR (1) KR20220106796A (en)
CN (1) CN114901593A (en)
BR (1) BR112022012664A2 (en)
FR (1) FR3105788B1 (en)
WO (1) WO2021130370A1 (en)

Families Citing this family (3)

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Publication number Priority date Publication date Assignee Title
FR3130563B1 (en) * 2021-12-21 2024-11-22 Oreal COATED COLOURING PARTICLES OF METAL OXIDES AND SUB-OXIDES, AND THEIR PREPARATION BY FLAME PROJECTION PYROLYSIS
WO2023232587A1 (en) * 2022-06-03 2023-12-07 Evonik Operations Gmbh Pyrogenically prepared surface modified magnesium oxide
GR1010801B (en) * 2023-07-18 2024-10-21 Ιωαννης Γεωργιου Δεληγιαννακης Method for synthesis hybrid nanomaterials by low-temperature monomolecular deposition and flame-spray-pyrolysis [lotud-fsp]

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US2268337A (en) 1940-06-24 1941-12-30 Signode Steel Strapping Co Strap seal joint
US5958361A (en) 1993-03-19 1999-09-28 Regents Of The University Of Michigan Ultrafine metal oxide powders by flame spray pyrolysis
WO2001036332A1 (en) 1999-11-17 2001-05-25 Cabot Corporation Ceria composition and process for preparing same
US6887566B1 (en) 1999-11-17 2005-05-03 Cabot Corporation Ceria composition and process for preparing same
JP4656625B2 (en) * 2001-09-06 2011-03-23 信越化学工業株式会社 Cosmetics containing silica-containing composite oxide spherical fine particles
CN1307970C (en) * 2001-09-14 2007-04-04 昭和电工株式会社 Silica-coated mixed crystal oxide particle, production process thereof and cosmetic material using the same
EP1378489A1 (en) 2002-07-03 2004-01-07 Eidgenössische Technische Hochschule Zürich Metal oxides prepared by flame spray pyrolysis
DE10260718A1 (en) 2002-12-23 2004-07-08 Degussa Ag Titanium dioxide coated with silicon dioxide
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Also Published As

Publication number Publication date
KR20220106796A (en) 2022-07-29
BR112022012664A2 (en) 2022-09-06
JP2023508197A (en) 2023-03-01
CN114901593A (en) 2022-08-12
JP7564214B2 (en) 2024-10-08
FR3105788A1 (en) 2021-07-02
WO2021130370A1 (en) 2021-07-01
US20230035202A1 (en) 2023-02-02
EP4081482A1 (en) 2022-11-02

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